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Finding the Fourth Proportional to 368.61, 508.64 and 244.04

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Solution

The fourth proportional to 368.61, 508.64 and 244.04 is: 336.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.61 : 508.64 = 244.04 : x
  2. Step 2: Convert to fraction form
    368.61/508.64 = 244.04/x
  3. Step 3: Cross multiply
    368.61x = 508.64 × 244.04
  4. Step 4: Simplify right side
    368.61x = 124,124.74
  5. Step 5: Solve for x
    x = 124,124.74/368.61
  6. Step 6: Final answer
    x = 336.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.